Int 21 Fn E8  O - Novell Netware, Alloy Ntnx - Set Fcb Re-open Mode        [N]

   AH = E8h
   DL = mode
       00h no automatic re-open
       01h auto re-open

Return: AL = error code
Desc:  provided backward compatibility with a bug in CP/M and early DOS vers

Note:  this function was added in NetWare 4.6, but was removed some time prior
     to Advanced NetWare 2.15, and is no longer listed in current Novell
     documentation